Home / 1,092,111.40-1,637,778.30-493,359.40

Finding the Fourth Proportional to 1,092,111.40, 1,637,778.30 and 493,359.40

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Solution

The fourth proportional to 1,092,111.40, 1,637,778.30 and 493,359.40 is: 739,863.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,111.40 : 1,637,778.30 = 493,359.40 : x
  2. Step 2: Convert to fraction form
    1,092,111.40/1,637,778.30 = 493,359.40/x
  3. Step 3: Cross multiply
    1,092,111.40x = 1,637,778.30 × 493,359.40
  4. Step 4: Simplify right side
    1,092,111.40x = 808,013,319,421.02
  5. Step 5: Solve for x
    x = 808,013,319,421.02/1,092,111.40
  6. Step 6: Final answer
    x = 739,863.46

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.